package com.ktjy.mapper;

import com.ktjy.pojo.Person;

import java.lang.reflect.Constructor;
import java.lang.reflect.Modifier;

public class GetClassConstructorsInfo {
    public static void main(String[] args) {
        Constructor[] cons = Person.class.getDeclaredConstructors();
        System.out.println("=========构造方法展示==========");
        for(Constructor c : cons) {
            System.out.println("访问修饰符：");
            int modifier = c.getModifiers();
            if((modifier & Modifier.PUBLIC)==Modifier.PUBLIC)
                System.out.println("public");
            else if((modifier & Modifier.PROTECTED) == Modifier.PROTECTED)
                System.out.println("protected");
            else if((modifier & Modifier.PRIVATE) == Modifier.PRIVATE)
                System.out.println("private");
            else
                System.out.println("default(package)");
            Class[] params = c.getParameterTypes();
            if(params.length == 0){
                System.out.println("该构造方法没有参数");
            }else{
                System.out.println("该构造方法的参数列表为：[");
                for (int i = 0; i < params.length; i++) {
                    if(i != 0)
                        System.out.println(", ");
                    System.out.println(params[i].getName());
                }
                System.out.println("]");
            }
            System.out.println("-------------------------------");
        }
    }
}
